Not working under Drupal V5.1

Drupal 5.0 Xampp 1.5.2 Windows XP SP2
File system Writable (public download method)
GD library bundled (2.0.28 compatible)
MySQL database 5.0.20
PHP 5.1.2
Unicode library PHP Mbstring Extension
Web server Apache/2.2.0 (Win32) DAV/2 mod_ssl/2.2.0 OpenSSL/0.9.8a mod_autoindex_color PHP/5.1.2

I receive the following error when clicking on a week entry:

user warning: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') and (n.created <= ) AND (n.status = 1) AND n.type IN ('page','story') ORDER BY' at line 1 query: SELECT DISTINCT(n.nid) FROM node n WHERE (n.created >= ) and (n.created <= ) AND (n.status = 1) AND n.type IN ('page','story') ORDER BY n.created DESC in C:\Internet\xampp\htdocs\drupaltest\includes\database.mysql.inc on line 167.

Sorry, there are no entries for this week.

You can get the latest download.